inclusion criteria: - acute covid-19 disease (pcr-confirmed or clinically diagnosed with high certainty) - adult males > 18 years of age or - post-menopausal women (spontaneous amenorrhoea for >12 months in the absence of any other cause)

inclusion criteria: - acute covid-19 disease (pcr-confirmed or clinically diagnosed with high certainty) - adult males > 18 years of age or - post-menopausal women (spontaneous amenorrhoea for >12 months in the absence of any other cause)